Home / 27,746,828,628.66-38,284,060,567.14-15,703,839,182.70

Finding the Fourth Proportional to 27,746,828,628.66, 38,284,060,567.14 and 15,703,839,182.70

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Solution

The fourth proportional to 27,746,828,628.66, 38,284,060,567.14 and 15,703,839,182.70 is: 21,667,583,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746,828,628.66 : 38,284,060,567.14 = 15,703,839,182.70 : x
  2. Step 2: Convert to fraction form
    27,746,828,628.66/38,284,060,567.14 = 15,703,839,182.70/x
  3. Step 3: Cross multiply
    27,746,828,628.66x = 38,284,060,567.14 × 15,703,839,182.70
  4. Step 4: Simplify right side
    27,746,828,628.66x = 601,206,730,407,113,129,984
  5. Step 5: Solve for x
    x = 601,206,730,407,113,129,984/27,746,828,628.66
  6. Step 6: Final answer
    x = 21,667,583,652.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.